Limiti notevoli e sviluppi - tabella PDF

Title Limiti notevoli e sviluppi - tabella
Author Lorenzo Zucca
Course Analisi matematica i
Institution Università degli Studi di Milano-Bicocca
Pages 5
File Size 124.3 KB
File Type PDF
Total Downloads 86
Total Views 133

Summary

Tabella sui Limiti notevoli e Sviluppi di Mc Laurin con resto di Peano. Vi è presente anche la scala degli infiniti. Utile per tutte le facoltà scientifiche...


Description

FUNZIONI

[1]  lim sin



1

 sin

 lim tan

1

 tan

;

sin



  ,

0

;

tan



  ,

0

0

0

 0

0

 lim 1  cos 2



 1  cos

1 2

 0

0

 lim arctan

1 2



 1  arctan

;

2

2

;

 1  2   2,

cos 

arctan

  ,

0

0

0

0

 lim arcsin

 1  arcsin



;



arcsin

0

0

  ,

0

--------------------------------------------------------- lim 1   1/   ,     1   1/   ; 0

0

1   

 lim

1/





log1  

 1,

0

 1  log1   

log1   

;

  ,

0

0

0

 lim

log 1  

1 ,   0, log



0

log 1    log

  ,

1  1 

1 

 lim  lim 0

 lim

 0   0,  1

;

0

0

 1  log ,   0   1  log   ,

, 1   log 1    log 0

 1

1 

1    1  ,  

 1

  ,

0

log , 1 

 0;

0

 0 1 



 0;

 0

  1    1  

  0;

0

0

1     1     ,  0   0 --------------------------------------------------------- lim sinh  1  sinh  ; sinh    ,  0 0

0

 lim tanh

 1  tanh

0

 lim cosh 2  1  0

1 2



;



tanh

0

 cosh  1  0

1 2

2

  , ;

cosh

0  1

2

2

  2 ,

0

-----------------------------------------------------------

|log |  0   0,  

 lim 0





|log |    lim 0

 

log

 0 ,   0,  

,



 0   0, 1  1, ;

log



 

 lim | | log | |



 0,  

 0  ,   0, 1  1, ;

,

 0   0, 1  1, ,

   0,  

 0,  



 

0

log | |  | | ,  0,   0, 1  1, ;  0,    ——————————————————————————————————– [2]  ;  lim 1    ,     1  



 lim 

1





1





 1, ,  

  







1



;

   1,   1 ----------------- --------------------------------------- lim

 ,  ,

 0



 

,

   ,

 0





 lim

 ,   1; ,

 0



  ,

    1; ,

 0



---------------------------------------------------------log   0,  ,  0  log    ,    ,  0  lim 

log 

 lim

 0,   0, 1  1, ; ,



  ,

log  lim 

 lim

log| | | |

 0,  ,

   ,

 0 

 0

 0  log| |  | | ,

 

 ,

 0

log | |

 0,   0, 1  1, ; ,  0  | | log | |  | | ,     0, 1  1, ; ,  0 —————————————————————————————————— —————————————————————————————————— 

[1*] SE

lim    0 

dominio di relazioni:  lim 

e

 

 , ,

   0 definitivamente per

sin    1  sin      

 ;

”punto di accumulazione” per il  , valgono le seguenti

sin         ,



 lim 

 lim 

tan    1  tan       1  cos      2

 ;

tan         ,

 1  cos   

1 2



1 2



  2 ;

  2 cos    1     2,  2 ----------------------------------------------------------arctan    lim  1  arctan     ;     arctan         ,  lim 



arcsin    1  arcsin      

 ;

arcsin         ,  ---------------------------------------------------------- lim 1    1/     ,     1    1/     ; 

 1/  

1      lim 





log1    1  

 1,



 log1    

 ;



log1          ,



log 1     1 ,   0,  1   log    log 1       , log  0, 1



 lim 

 lim

1  1   

 



 lim

 



1 

1  log ,   0   

 

1 

 1    log    ,



1     1  ,    

  , log

  





 0, 1

 ;



 



 lim

 

log 1    

 1       ,   log , 1 



1 



 0 ;

 0

  1     1    ,

  0;



1     1        ,    0 ----------------------------------------------------------sinh    lim  1  sinh     ; sinh         ,      cosh    1  1  cosh    1  12   2; 2 2        2 cosh    1     2,  2 tanh    lim  1  tanh     ; tanh         ,      lim



————————————————————————————————————

lim    , lim    

[2*] SE



accumulazione” per i dominii di  lim

1



( 

 , ,



 

 





,  

e di



” punto di

), valgono le seguenti relazioni:

1

 



 





;

 

   1,    ----------------------------------------------------------1

 

 lim  ,  ,    

 0

   ,   1; ,   

 lim 

       0

 ,



 ,

 0



      ,    1; ,  0 ----------------------------------------------------------log|  |  lim  0,  ,  0  |  |  log|  |  |  | ,   ,  0  lim 

log |   |  0,   0, 1  1, ; ,  0  |  |   0, 1  1, ; , log |   |  |  | , 

Siano: i) [ 

 0

 , ] punto di accumulazione per i domini di e ,

ii) lim     elim     . 



      per

  ln  









per

 , se lim 

  0  

, ,   0 e   1



|ln |      , ,   0 e   1 e   0,   1 ---------------------------------------------------------- per   ln| |  | |  | |  | || | , ,   0,   1 |ln | ||   | |  | |  | || | , ,   0,   1,   0,   1 ---------------------------------------------------------- per  ln                 , ,   0,   1 |ln   |               , ,   0,  1,   0,   1 -----------------------------------------------------------

 2



3



 ............ 

1)

 1

2)

log   0     !

2!





4) cos

1

 0,

1

0

2 1

3

5

2

4

2

   4!  ............  1 2 ! 2!

5) sinh



6) cosh

1

3



2

5!



 ............ 

4



2!



5



3!

7) log1   



0

  

!

 5!  ............  1 2  1!   3!

3) sin

8) arctan

3!

(con resto di Peano)

2 1

2

 ............ 

4! 2

2 !

 

3

 3  ............  1 2

3

 

2  1!

2 2

2 1

2 2

 1



0

  

0

2 1

 2



2

 .........    

0



   5  ............  1 2  1 3

9) 1    1 

0



2 1

1

5

0



  

2 2



0

0

  1  2.......   1 intero positivo ! 1 In particolare per   1 e   si ottiene: 2 1    0  1   2  ......................1 1 

,





 1  1  1 2  1 3  5 4   4 2 16 128 8 3 5 7 15 1 3 10) arcsin     8   2 3 48 7 8 5 1

11) tan

12) tanh





 1 3  1 3

3

 2 15 3

 2 15

5



5

7 315



7 315

7

  8

7

  8

0 0

0

0...


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